C111123313121111121111331333133313331333133313331122112111133133313112113122321   >>    C11112331312111112111133133313331333133313331333112211211113313331311211312232   <<    C111123313121111121111331333133313331333133313331122112111133133313112113122323   >>      C111123313121111121111331333133313331333133313331122112111133133313112113122322   >>